历年GMAT考试真题精选.docx

1、历年GMAT考试真题精选 历年GMAT考试真题精选以下是无忧考网整理的历年GMAT考试真题精选，希望对大家准备GMAT考试有所帮助。 1: If 2 different representatives are to be selected at random from a group of 10 employees and if p is the probability that both representatives selected will be women, is p ? (1) More than of the 10 employees are women. (2) The pro

2、bability that both representatives selected will be men is less than . A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement A

3、LONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. - 2: For all integers n, the function f is defined by f (n) = an, where a is a constant. What is the value of f (1)? (1) f (2) = 100 (2) f (3) = -1,000 A. Statement (1) ALONE is sufficie

4、nt, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT suf

5、ficient. 3: Mary persuaded n friends to donate $500 each to her election campaign, and then each of these n friends persuaded n more people to donate $500 each to Marys campaign. If no one donated more than once and if there were no other donations, what was the value of n? (1) The first n people do

6、nated of the total amount donated. (2) The total amount donated was $120,000. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER stat

7、ement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. - 4: If p is the product of the integers from 1 to 30, inclusive, what is the greatest integer k for which 3k is a factor of p? A. 10 B. 12 C. 14 D. 16 E. 18 - 5: If x, y, and k a

8、re positive numbers such that ( )(10) + ( )(20) = k and if x y (2) ? (1) More than of the 10 employees are women. (2) The probability that both representatives selected will be men is less than . A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE

9、is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 25: Material A costs $3 per kilogram, and material

10、B costs $5 per kilogram. If 10 kilograms of material K consists of x kilograms of material A and y kilograms of material B, is x y? (1) y 4 (2) The cost of the 10 kilograms of material K is less than $40. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (

11、2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 26: What is the value of the integer n? (1

12、) n(n + 2) = 15 (2) (n + 2)n = 125 A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statemen

13、t ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 27: Which of the following fractions has a decimal equivalent that is a terminating decimal? A. B. C. D. E. Answer: - 28: Theater M has 25 rows with 27 seats in each row. How many of the seats were occupied durin

14、g a certain show? (1) During the show, there was an average (arithmetic mean) of 10 unoccupied seats per row for the front 20 rows. (2) During the show, there was an average (arithmetic mean) of 20 unoccupied seats per row for the back 15 rows. A. Statement (1) ALONE is sufficient, but statement (2)

15、 alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 29

16、: This year Henry will save a certain amount of his income, and he will spend the rest. Next year Henry will have no income, but for each dollar that he saves this year, he will have 1 + r dollars available to spend. In terms of r, what fraction of his income should Henry save this year so that next

17、 year the amount he was available to spend will be equal to half the amount that he spends this year? A. B. C. D. E. Answer: 30: What is the ratio of the average (arithmetic mean) height of students in class X to the average height of students in class Y? (1) The average height of the students in cl

18、ass X is 120 centimeters. (2) The average height of the students in class X and class Y combined is 126 centimeters. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TO

19、GETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 31: If a committee of 3 people is to be selected from among 5 married couples so that the committee does not include two people wh

20、o are married to each other, how many such committees are possible? A. 20 B. 40 C. 50 D. 80 E. 120 Answer: - 32: What is the remainder when the positive integer n is divided by 3? (1) The remainder when n is divided by 2 is 1. (2) The remainder when n + 1 is divided by 3 is 2. A. Statement (1) ALONE

21、 is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER

22、 are NOT sufficient. Answer: - 33: Is x=y? (1) x - y = 6 (2) x + y = 0 A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement A

23、LONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 34: If r, s, and t are positive integers, is r + s + t even? (1) r + s is even. (2) s + t is even. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficie

24、nt. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: - 35: Joanna bought only $

25、0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy? (1) She bought $4.40 worth of stamps. (2) She bought an equal number of $0.15 stamps and $0.29 stamps. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement

26、 (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: 36: Professor Vsquez gave a quiz to two classes. Was the range of scores for the

27、first class equal to the range of scores for the second class? (1) In each class, the number of students taking the quiz was 26, and the lowest score in each class was 70. (2) In each class, the average (arithmetic mean) score on the quiz was 85. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement A